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China Aerospace Science and Technology CorporationLong March 4CLaunch Complex 9, Taiyuan Satellite Launch Center, People's Republic of China

Ziyuan 1-02E & CAS-9

Launched

December 26, 2021

Launch Successful

Summary

Zhiyuan 1-02E launched on a China Aerospace Science and Technology Corporation Long March 4C from Launch Complex 9, Taiyuan Satellite Launch Center, People's Republic of China on December 26, 2021. It was China Aerospace Science and Technology Corporation's 350th launch, 46th this year and humanity's 6,177th orbital launch attempt. It was the 38th Long March 4C flight and the 9th this year. The payload was bound for Sun-Synchronous Orbit (SSO). Zi Yuan 1-02E, one of 4 catalogued objects, reached a 772 × 775 km orbit inclined 98.6°. 4 objects from this launch are catalogued, 2 of them payloads.

Booster
No booster details on record.
Mission
Earth Science · Sun-Synchronous Orbit (SSO)
Milestone
38th Long March 4C flight · 9th this yearChina Aerospace Science and Technology Corporation's 350th launch46th this yearhumanity's 6,177th orbital launch attempt140th orbital launch attempt this year

Flight preview

Orbit: as tracked

98.6°Inclination
772 × 775 kmPerigee × apogeefrom mean elements
100.2 minPeriodfrom mean elements
72.6°Ascending node
1755 d agoElement epoch2021-12-26 08:05 UTC · stale

Zi Yuan 1-02E · NORAD 50465 · 2021-131 · Space-Track · tracking 1 of 4 objects

Show the numbers for orbit elements
Object
TBA - TO BE ASSIGNED
Object ID
2021-131A
Epoch
2021-12-26 08:05:18 UTC
Mean motion
14.37616626 rev/day
Eccentricity
0.0002589
Inclination
98.595°
Ascending node
72.5542°
Arg. of perigee
235.2111°
Mean anomaly
220.706°
Element set
999
Rev at epoch
3
B*
0

Perigee, apogee and period are Kepler figures from the catalogued mean elements, not a propagated state. Published orbit: SSO. Ascent drawn from padside's representative profile.

Catalogued objects

4 catalogued: 2 payloads, 1 rocket stage, 1 component; 3 still in orbit

  • Zi Yuan 1-02E · NORAD 50465 · in orbit
  • Hope-OSCAR-113 · NORAD 50466 · in orbit

CZ-4C Y39 Stage 3 · in orbit

Data from J. McDowell, planet4589.org

About this launch

ZY-1 02E is a Chinese Earth observation satellite. The primary objective is to acquire high-resolution (5 meter) panchromatic and multispectral imagery for land resource surveys, disaster monitoring, forestry and ecological monitoring.

Pad

Map of Launch Complex 9

Launch Complex 9, Taiyuan Satellite Launch Center, People's Republic of China

56th launch from Launch Complex 9, 8th this year · 101st from Taiyuan Satellite Launch Center, People's Republic of China

80 launches from this pad · 162 from Taiyuan Satellite Launch Center, People's Republic of China

36 days after the previous launch from this pad

Updates

Launch success.

Show 2 earlier updates
  • Launch time confirmed per ham radio operators.

    Cosmic_Penguin · 12/22/2021 · source

  • Added launch per NOTAMs. Payload and rocket identity per https://ukamsat.files.wordpress.com/2021/12/xw-3efbc88cas-9efbc89-amateur-radio-satellite-users-manual-v1.0.pdf and is tentative.

    Cosmic_Penguin · 12/22/2021 · source

Questions

When did Zhiyuan 1-02E launch?

Zhiyuan 1-02E launched on December 26, 2021. The time is known to the hour, not the minute.

Where can I watch Zhiyuan 1-02E?

Coverage: Long March-4C launches ZY-1 02E. Watch the replay

What rocket launched Zhiyuan 1-02E?

Long March 4C, flown by China Aerospace Science and Technology Corporation. Long March 4C spec sheet

Where did Zhiyuan 1-02E launch from?

Launch Complex 9, Taiyuan Satellite Launch Center, People's Republic of China.

What orbit did Zhiyuan 1-02E reach?

Zi Yuan 1-02E, one of 4 catalogued objects, reached a 772 × 775 km orbit inclined 98.6°.

How many satellites did Zhiyuan 1-02E launch?

2 payloads from this launch are catalogued, 2 of them still in orbit (Data from J. McDowell, planet4589.org).